CN106941885A - A kind of stalk descaling machine - Google Patents
A kind of stalk descaling machine Download PDFInfo
- Publication number
- CN106941885A CN106941885A CN201710260190.4A CN201710260190A CN106941885A CN 106941885 A CN106941885 A CN 106941885A CN 201710260190 A CN201710260190 A CN 201710260190A CN 106941885 A CN106941885 A CN 106941885A
- Authority
- CN
- China
- Prior art keywords
- cleaning rake
- cleaning
- plough
- stalk
- transmission case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 claims abstract description 106
- 230000005540 biological transmission Effects 0.000 claims abstract description 48
- 239000000428 dust Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 240000008042 Zea mays Species 0.000 abstract description 10
- 235000002017 Zea mays subsp mays Nutrition 0.000 abstract description 10
- 239000010902 straw Substances 0.000 abstract description 7
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 abstract description 5
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 abstract description 5
- 235000005822 corn Nutrition 0.000 abstract description 5
- 235000009973 maize Nutrition 0.000 abstract description 5
- 230000007812 deficiency Effects 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 3
- 238000001556 precipitation Methods 0.000 abstract description 3
- 239000002689 soil Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003971 tillage Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D82/00—Crop conditioners, i.e. machines for crushing or bruising stalks
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The present invention relates to a kind of stalk descaling machine, including frame, cleaning mechanism and disintegrating mechanism；Cleaning mechanism includes cleaning rake support, cleaning rake and the plough of triangle, and cleaning rake is arranged on cleaning and harrowed on two sides of support, and plough is arranged on the apex of cleaning rake support front end；Disintegrating mechanism includes transmission case, two gear steering boxs and two cutting tools, and the power transmission shaft of transmission case and the power output shaft of matching tractor are connected, and the output shaft of transmission case is connected with the transverse axis of gear steering box, and the longitudinal axis of gear steering box is connected with cutting tool；Plough is positioned at the front of transmission case, the middle part of the crossbeam for being fixedly connected on frame of transmission case.Solve after maize straw caused by the rotting of stalk with Miao Zhengfei, ground temperature is low, metal run out, it is weedy or due to phenomenons such as precipitation deficiencies caused by stalk rot the problems such as thoroughly influence next year is not cultivated, corn yield is substantially increased.
Description
Technical field
The present invention relates to field of agricultural machinery, and in particular to a kind of stalk descaling machine.
Background technology
In recent years the big ridge duplicate rows plantation that the Northeast is promoted carries out straw-returning, and it has when stalk all also fields in stalk
Fertile phenomenon is striven with seedling cause Huang Miao, dead seedling, improving straw mulching thickness low LCL, the shortcomings of weedy in putrefaction process.
Existing stalk cleaning machinery is that maize straw is returned into ridge to based on transporting or burn from field together, it is impossible to carried out
The also field completely of stalk, causes air pollution, or consumption is a large amount of artificial.
The content of the invention
It is an object of the invention to provide a kind of stalk descaling machine, solve after maize straw because the rotten of stalk causes
With Miao Zhengfei, ground temperature is low, metal run out, it is weedy or due to caused by the phenomenons such as precipitation deficiency stalk rot thoroughly under the influence of
The problems such as cultivating for 1 year, makes corn yield substantially increase.
The purpose of the present invention is achieved through the following technical solutions：
A kind of stalk descaling machine, including frame 6, cleaning mechanism and disintegrating mechanism；
Described cleaning mechanism includes cleaning rake support 4, cleaning rake 10 and the plough 12 of triangle, and described cleaning rake 10 is pacified
On two sides of cleaning rake support 4, plough 12 is arranged on the apex of cleaning rake support 4 front end；
Described disintegrating mechanism includes transmission case 7, two gear steering boxs 2 and two cutting tools 13, described transmission
The power transmission shaft 8 of case 7 is connected with the power output shaft of matching tractor, the output shaft 5 of transmission case and the transverse axis 3 of gear steering box 2
Connection, the longitudinal axis 1 of gear steering box 2 is connected with cutting tool 13；
Described plough 12 is located at the front of transmission case 7, the crossbeam for being fixedly connected on frame 6 of described transmission case 7
Middle part, two sides rear end of described cleaning rake support 4 is fixedly connected on the both sides of the upper gear box 7 of frame 6, cleaning rake support 4
Two sides rear end to the two sides of transmission case 7 distance it is equal, the distance phase of described transmission case 7 and two gear steering boxs 2
Deng.
More excellent technical scheme, two described gear steering boxs 2 are located at the outside of cleaning rake support 4, cleaning rake support 4
Two sides rear end to the medial surface of two gear steering boxs 2 distance it is equal.
More excellent technical scheme, two described gear steering boxs 2 are located at the inner side of cleaning rake support 4, cleaning rake support 4
Two sides rear end to the lateral surface of two gear steering boxs 2 distance it is equal.
More excellent technical scheme, described cleaning mechanism also includes the fixed mount 9 for being used to reinforce cleaning rake 10 and plough 12, Gu
Determine to offer on frame 9 for clearing up the through hole 15 that 10 raking arms of rake are passed through, cleaning rake 10 and plough 12 during for preventing that soil is excessively hard
Position movement.
More excellent technical scheme, described cleaning rake 10 is fixed on cleaning rake support by gripping block 14, and gripping block is led to
Cross bolt to be connected with cleaning rake support 4, cleaning rake 10 is installed between gripping block 14 and cleaning rake support 4, passes through regulating bolt
To adjust the installation site of cleaning rake 10.
More excellent technical scheme, the apex that described cleaning rake support 4 installs plough 12 is fixedly connected with plough retainer ring 16,
Plough 12 upper ends to be arranged in plough retainer ring 16, lower end is arranged in the through hole 15 on fixed mount 9, bolt 17 passes through cleaning rake support
4 contact with plough, the position for extruding fixed plough 12.
Two upper cover plates are installed, upper cover plate is being located at cutting tool 13 just in more excellent technical scheme, described frame 6
Side board 16 is also equipped with top, frame 6, side board 16 is located at the outside of cutting tool 13, and upper cover plate and side board 16 are used
Stalk and dust fly up when preventing cutting tool from working.
More excellent technical scheme, described adjacent cleaning rake the distance between 10 is 8-25cm, two described gears
The distance between two longitudinal axis 1 of steering box are 40-60cm.
The rake teeth 11 of cleaning rake last on 4 two sides of support is harrowed in more excellent technical scheme, the cleaning of described triangle
The distance between crown be 70-100cm.
More excellent technical scheme, the plough point of plough 12 and the crushing of one end of the close gear steering box of two cutting tools 13
The distance of facade where blade is -30-70cm, and plough point is located between facade and the output shaft 5 of transmission case.
More excellent technical scheme, the plough point of described plough 12 and one of the close gear steering box on two cutting tools 13
The Disintegrating knife at end is on same facade.
Beneficial effects of the present invention are as follows：
The cutting tool of the present invention is distributed in the both sides of the cleaning rake support of triangle, and frame is connected to before matching tractor
On square hitch, cleaning mechanism is located at the centre with two cutting tools in front of middle driving box, is transported forwards in tractor
It is dynamic to promote cleaning mechanism, ridge bottom, ridge side stalk are assigned to the cutting tool being connected after adjacent two ridge with the gear steering box longitudinal axis
Stalk is crushed.
The cleaning rake and the both sides and the apex that are arranged in triangle of plough of the present invention, while the cooperation with cutting tool,
Job costs are low, and realize maize straw goes back field year after year completely, and Direct Uniform after agrarian zone corn straw smashing is cleaned to
Lie fallow band, solve after maize straw caused by the rotting of stalk with Miao Zhengfei, ground temperature is low, metal run out, it is weedy or
Because stalk rots not influence the problems such as next year is cultivated thoroughly caused by the phenomenons such as precipitation deficiency, corn yield is set substantially to increase
It is high.
Brief description of the drawings
Fig. 1 is the structure chart of the present invention；
Fig. 2 is the structural representation of the cleaning rake fixed mount of the present invention；
Fig. 3 is the overlooking the structure diagram of the present invention.
Embodiment
The present invention will be further described in detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, the present invention provides a kind of stalk descaling machine, including frame 6, cleaning mechanism and disintegrating mechanism；It is described
Cleaning mechanism including triangle cleaning rake support 4, cleaning rake 10 and plough 12, described cleaning rake 10 is arranged on cleaning rake branch
On two sides of frame 4, plough 12 is arranged on the apex of cleaning rake support 4 front end；Described disintegrating mechanism includes transmission case 7, two
Individual gear steering box 2 and two cutting tools 13, the power transmission shaft 8 of described transmission case 7 and the power output shaft of matching tractor
Connection, the output shaft 5 of transmission case is connected with the transverse axis 3 of gear steering box 2, and the longitudinal axis 1 and the cutting tool 13 of gear steering box 2 connect
Connect；Described plough 12 is located at the front of transmission case 7, and the upper surface of described transmission case 7 is fixedly connected on the crossbeam of frame 6
Middle part, two sides rear end of described cleaning rake support 4 is fixedly connected on the both sides of the upper gear box 7 of frame 6, cleaning rake support 4
Two sides rear end to the two sides of transmission case 7 distance it is equal, the distance phase of described transmission case 7 and two gear steering boxs 2
Deng.Two described gear steering boxs 2 are located at the outside of cleaning rake support 4, and two sides rear end of cleaning rake support 4 is to two teeth
The distance for taking turns the medial surface of steering box 2 is equal.Two described gear steering boxs 2 may be located on the inner side of cleaning rake support 4,
The distance of two sides rear end to the lateral surface of two gear steering boxs 2 of cleaning rake support 4 is equal.Described cleaning rake support 4
The apex for installing plough 12 is fixedly connected with plough retainer ring 16, and 12 upper ends of plough are arranged in plough retainer ring 16, and lower end is arranged on solid
Determine in the through hole 15 on frame 9, bolt 17 is contacted through cleaning rake support 4 with plough, the position for extruding fixed plough 12.
As shown in Fig. 2 the described cleaning mechanism of the present invention also includes being used to reinforce cleaning rake 10 and the cleaning rake of plough 12 is solid
Determine to offer for clearing up the through hole 15 that 10 raking arms of rake are passed through, during for preventing that soil is excessively hard on frame 9, cleaning rake fixed mount 9
The position movement of cleaning rake 10 and plough 12.
Described cleaning rake 10 is fixed on cleaning rake support by gripping block 14, and gripping block passes through bolt and cleaning rake branch
Frame 4 is connected, and cleaning rake 10 is installed between gripping block 14 and cleaning rake support 4, and cleaning rake 10 is adjusted by regulating bolt
Installation site.Can be different according to ridge bottom depth during actual job, depth adjustment is carried out on demand to cleaning rake 10.Institute
The adjacent cleaning rake the distance between 10 stated is 8-25cm, between two longitudinal axis 1 of described two gear steering boxs away from
From for 40-60cm.On 4 two sides of cleaning rake support of described triangle between the crown of the rake teeth 11 of last cleaning rake
Distance is 70-100cm.
The plough point of described plough 12 and the Disintegrating knife place of one end of the close gear steering box of two cutting tools 13
Facade distance be -30-70cm, plough point be located between facade and the output shaft 5 of transmission case.The plough point and two of described plough 12
The Disintegrating knife of one end of the close gear steering box on individual cutting tool 13 is on same facade.
Two upper cover plates are installed, upper cover plate is located in the surface of cutting tool 13, frame 6 also in described frame 6
Side board 16 is installed, side board 16 is located at the outside of cutting tool 13, and upper cover plate and side board 16 are used to prevent cutting tool
Stalk and dust fly up during work.
The use process of the present invention is as follows：
The descaling machine of the present invention is double ridge operations, and plough 12 is located at the top of the ridge ditch b between two ridge platforms, triangle it is clear
Cleaning rake 10 on 4 two sides of reason rake support is located at the surface of ridge platform respectively, and cutting tool 13 is located at front and the cleaning of plough
The front of rake 10, that is, ridge platform surface, the rake teeth that last cleaning is harrowed on cleaning rake support 4 two sides of triangle
11 crown is located on ridge platform c outward flange, described cutting tool 13 gradually to be become from Disintegrating knife 18 near with a distance from plough 12
It is small.The power transmission shaft 8 of described transmission case 7 is connected 8 turns of power transmission shaft for driving transmission case 7 with the power output shaft of matching tractor
Dynamic, power transmission shaft 8 drives cutting tool 13 to rotate by gear steering box.
As shown in figure 3, the present invention is articulated in the front of matching tractor, tractor promotes cleaning mechanism to move ahead, described
Cleaning rake 10 promotes forward the stalk on ridge platform, can be maximum because the arragement direction of cleaning rake 10 relative to ridge is oblique line
The stalk for making ridge platform of degree is collected as a pile, and the stalk of furrow is also shifted onto on ridge platform and collect cleaning rake 10 and loses by plough 12
Stalk, when stalk gathers the region a in Fig. 3, stalk touches the cutting tool 13 that is rotating and is crushed, due to used
Property effect, region a stalk can be crushed due to inertia, lose fall meeting be cleaned rake 10 continue forward promote formed under
One stalk heap, meets with cutting tool again.The both sides for being arranged in triangle and the apex of cleaning rake 10 and plough 12, simultaneously
With the cooperation of cutting tool, a greater degree of also field of stalk is realized.
The present invention can be used in combination with a kind of big ridge duplicate rows plantation hack machine of working soil (patent No. 2016202608938),
Use same matching tractor.The frame of big ridge duplicate rows plantation hack machine of working soil is articulated in the suspension machine at matching tractor rear
On structure, the power output shaft of matching tractor and the propeller shaft couplings of intermediate transmission lower box part, driving middle driving box both sides
First rotary blade group and the second rotary blade group rotary operation, the transmission of intermediate transmission lower box part are taken out while also driving middle driving box
The power transmission shaft on top, the closely output shaft of left side transmission case and right side transmission case, drive the rotation of the 3rd rotary blade group, three groups of rotary tillages
Knife group is rotated simultaneously under dynamical system driving, and to 1 year corn stubble side soil on adjacent two ridge, ridge subsoil earth is crushed.
The distance between outside of two groups of rotary blade groups installed on the power transmission shaft of described intermediate transmission lower box part is 50-65cm.When
When needing stubble-cleaning, two groups of rotary blade groups that the power transmission shaft of described intermediate transmission lower box part is connected are replaced by stubble-cleaning knife group.
The present invention is small to soil cultivation level destructiveness, is preferable soil protection tillage implement.
Claims (10)
1. a kind of stalk descaling machine, it is characterised in that：Including frame (6), cleaning mechanism and disintegrating mechanism；
Described cleaning mechanism includes the cleaning rake support (4), cleaning rake (10) and plough (12) of triangle, described cleaning rake
(10) it is arranged on two sides of cleaning rake support (4), plough (12) is arranged on the apex of cleaning rake support (4) front end；
Described separating twice mechanism includes transmission case (7), two gear steering boxs (2) and two cutting tools (13), described
The power transmission shaft (8) of transmission case (7) be connected with the power output shaft of matching tractor, output shaft (5) and the gear of transmission case turn
Connected to the transverse axis (3) of case (2), the longitudinal axis (1) of gear steering box (2) is connected with cutting tool (13)；
Described plough (12) is located at the front of transmission case (7), the horizontal stroke for being fixedly connected on frame (6) of described transmission case (7)
The middle part of beam, two sides rear end of described cleaning rake support (4) is fixedly connected on the both sides of frame (6) upper gear box (7), clearly
The distance of two sides rear end to transmission case (7) two sides of reason rake support (4) is equal, described transmission case (7) and two gears
The distance of steering box (2) is equal.
2. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：Two described gear steering boxs (2) are located at
Cleaning rake support (4) outside, cleaning rake support (4) two sides rear end to the medial surface of two gear steering boxs (2) away from
From equal.
3. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：Two described gear steering boxs (2) are located at
Cleaning rake support (4) inner side, cleaning rake support (4) two sides rear end to the lateral surface of two gear steering boxs (2) away from
From equal.
4. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：Described cleaning mechanism also includes being used to reinforce
Offered on cleaning rake (10) and the fixed mount (9) for ploughing (12), fixed mount (9) for clearing up the through hole that rake (10) raking arm is passed through
(15)。
5. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：Described cleaning rake (10) passes through gripping block
(14) it is fixed on cleaning rake support, gripping block is connected by bolt with cleaning rake support (4), and cleaning rake (10) is installed on clamping
Between block (14) and cleaning rake support (4), the installation site of cleaning rake (10) is adjusted by regulating bolt.
6. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：Described cleaning rake support (4) installs plough
(12) apex is fixedly connected with plough retainer ring (16), and plough (12) upper end is arranged in plough retainer ring (16), and lower end is arranged on
In through hole (15) on fixed mount (9), bolt (17) is contacted through cleaning rake support (4) with plough, for extruding fixed plough (12)
Position.
7. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：It is provided with described frame (6) on two
Cover plate, upper cover plate, which is located in the surface of cutting tool (13), frame (6), is also equipped with side board (16), side board (16) position
Outside in cutting tool (13), upper cover plate and side board (16) are used to prevent that stalk and dust fly up when cutting tool from working.
8. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：Between described adjacent cleaning rake (10)
Distance is 8-25cm, and the distance between described two longitudinal axis (1) of two gear steering boxs are 40-60cm.
9. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：The cleaning rake support (4) of described triangle
The distance between last crown of rake teeth (11) of cleaning rake is 70-110cm on two sides.
10. a kind of stalk descaling machine as claimed in claim 1, it is characterised in that：Plough the plough point and two cutting tools of (12)
(13) distance of the facade where the Disintegrating knife of one end of close gear steering box be -30-70cm, plough point be located at facade and
Between the output shaft (5) of transmission case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710260190.4A CN106941885A (en) | 2017-04-20 | 2017-04-20 | A kind of stalk descaling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710260190.4A CN106941885A (en) | 2017-04-20 | 2017-04-20 | A kind of stalk descaling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106941885A true CN106941885A (en) | 2017-07-14 |
Family
ID=59476328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710260190.4A Pending CN106941885A (en) | 2017-04-20 | 2017-04-20 | A kind of stalk descaling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106941885A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109691365A (en) * | 2018-11-09 | 2019-04-30 | 吉林省农业科学院 | A no-tillage and water-supplemented sowing method under the condition of full straw mulching |
| CN111887007A (en) * | 2020-07-13 | 2020-11-06 | 中国农业科学院农业环境与可持续发展研究所 | Straw smashing and cleaning unit |
| CN111887006A (en) * | 2020-07-13 | 2020-11-06 | 中国农业科学院农业环境与可持续发展研究所 | Self-propelled straw returning and farming all-in-one machine |
| CN117242994A (en) * | 2023-10-31 | 2023-12-19 | 常州工学院 | A straw cleaning device |
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| US4542793A (en) * | 1980-12-29 | 1985-09-24 | Dmi, Inc. | One-pass complete tillage system |
| CN201015257Y (en) * | 2007-03-20 | 2008-02-06 | 王铁柱 | Cutting and plowing machine |
| CN201718228U (en) * | 2010-05-04 | 2011-01-26 | 李传良 | Grain lifting device for returning machine |
| WO2014108909A1 (en) * | 2013-01-09 | 2014-07-17 | Tirth Agro Technology Pvt. Ltd. | A tractor drawn rotary plough |
| CN104126341A (en) * | 2014-07-24 | 2014-11-05 | 山西精准环保技术有限公司 | Rotary type scarification device for no-till sowing machine |
| CN203942841U (en) * | 2014-03-29 | 2014-11-19 | 朱学成 | A kind of stalk crasher |
| CN204579198U (en) * | 2015-01-12 | 2015-08-26 | 太仓众信机械制造有限公司 | A kind of straw crushing and field-returning machine |
| CN205030150U (en) * | 2015-06-18 | 2016-02-17 | 杨爽 | An animal -drawn seed plough harrow formula straw returning cuts cutting mill |
| CN205232851U (en) * | 2015-12-22 | 2016-05-18 | 芜湖禾沐农业科技有限公司 | Device integrative with no -tillage fertilizing and seeding function is smashed to collection straw |
| CN206821332U (en) * | 2017-04-20 | 2018-01-02 | 孙大兴 | A kind of stalk descaling machine |
-
2017
- 2017-04-20 CN CN201710260190.4A patent/CN106941885A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4542793A (en) * | 1980-12-29 | 1985-09-24 | Dmi, Inc. | One-pass complete tillage system |
| CN201015257Y (en) * | 2007-03-20 | 2008-02-06 | 王铁柱 | Cutting and plowing machine |
| CN201718228U (en) * | 2010-05-04 | 2011-01-26 | 李传良 | Grain lifting device for returning machine |
| WO2014108909A1 (en) * | 2013-01-09 | 2014-07-17 | Tirth Agro Technology Pvt. Ltd. | A tractor drawn rotary plough |
| CN203942841U (en) * | 2014-03-29 | 2014-11-19 | 朱学成 | A kind of stalk crasher |
| CN104126341A (en) * | 2014-07-24 | 2014-11-05 | 山西精准环保技术有限公司 | Rotary type scarification device for no-till sowing machine |
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| CN205030150U (en) * | 2015-06-18 | 2016-02-17 | 杨爽 | An animal -drawn seed plough harrow formula straw returning cuts cutting mill |
| CN205232851U (en) * | 2015-12-22 | 2016-05-18 | 芜湖禾沐农业科技有限公司 | Device integrative with no -tillage fertilizing and seeding function is smashed to collection straw |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109691365A (en) * | 2018-11-09 | 2019-04-30 | 吉林省农业科学院 | A no-tillage and water-supplemented sowing method under the condition of full straw mulching |
| CN111887007A (en) * | 2020-07-13 | 2020-11-06 | 中国农业科学院农业环境与可持续发展研究所 | Straw smashing and cleaning unit |
| CN111887006A (en) * | 2020-07-13 | 2020-11-06 | 中国农业科学院农业环境与可持续发展研究所 | Self-propelled straw returning and farming all-in-one machine |
| CN117242994A (en) * | 2023-10-31 | 2023-12-19 | 常州工学院 | A straw cleaning device |
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| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20240329 |
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| AD01 | Patent right deemed abandoned |